Câu hỏi:

23/07/2024 5,990

It is recommended that this machine ______ checked every year.

A. to be

B. is

C. be

Đáp án chính xác

D. are

Trả lời:

verified Giải bởi Vietjack

Chọn đáp án C

CÂU HỎI HOT CÙNG CHỦ ĐỀ

Câu 1:

The areas _______ are destroyed suffer a lot from soil erosion.

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Câu 2:

Mark the letter A, B, C, or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation in each of the following questions.

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Câu 3:

The problem was too serious for her to solve by herself.

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Câu 4:

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Câu 5:

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Câu 6:

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Câu 7:

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- Nam: Why don’t you open an account on Facebook? - Lan: __________

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Câu 8:

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Câu 9:

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Câu 10:

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Câu 11:

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Câu 12:

To reduce pollution, we have to stop to use many things that make our lives uncomfortable.

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Câu 13:

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Câu 14:

The work performed by these officers are not worth our paying them any longer.

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Câu 15:

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